This excellent combination is hard to come by. Ginkgo and Gotu Kota work synergistically to improve blood circulation to the brain. Thus they also enhance the efficacy of supplements you are taking for eye and sinus health. However, together they have a tendency to lower blood pressure (a bonus for high blood pressure condition but not good for low blood pressure individuals), so with the addition of Siberian ginseng, which is an adaptogen, this formula helps the body adjust to a healthy blood pressure. This is a great product for stressful lifestyle that involves mental strain. Also helpful in vertigo. Initial period of low-intensity headache and blood pressure changes is not unusual. Once blood circulation improves and the body adapts, the benefit will be experienced.

Food sensitivities make many of the Now Foods products the only ones I can use. I can tell the difference in my brain function when I'm taking Ginkgo Biloba. At age 65 increased brain function is important.